/-docs
/-editor
/-files
/-files-old
/-imports
/-layout
/-storage
/-tests
/-typings
TypeScriptService.ts
functions.ts
ko.ts
persistence.api.ts
persistence.ts
shell.ts
teapo.html
teapo.js
teapo.ts 
​
 
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module teapo {
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​
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  /**
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   * Initialize storage loading the state from HTML DOM, WebSQL
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   * and getting everything in a running state.
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   * The API is asynchronous, provide handler.documentStorageCreated function
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   * to receive the callback.
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   * @param handler All necessary parameters and overrides
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   * for instantiating DocumentStorage.
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   */
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  export function openStorage(handler: DocumentStorageHandler, forceLoadFromDom = false): void {
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​
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    var storage = new RuntimeDocumentStorage(handler, forceLoadFromDom);
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  }
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​
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​
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  interface ExecuteSqlDelegate {
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    (sqlStatement: string,
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      arguments: any[],
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      callback: (transaction: SQLTransaction, result: SQLResultSet) => void,
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      errorCallback: (transaction: SQLTransaction, resultSet: SQLError) => void): void;
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  }
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​
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  class RuntimeDocumentStorage implements DocumentStorage {
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    document: typeof document = null;
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​
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    _metadataElement: HTMLScriptElement = null;
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​
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    private _metadataProperties: any = null;
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    private _docByPath: { [name: string]: RuntimeDocumentState; } = {};
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​
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    private _executeSql: ExecuteSqlDelegate = null;
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    private _insertMetadataSql = '';
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    private _updateMetadataSql = '';
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    _savingCache = new FileSavingCache();
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​
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    savingFiles = this._savingCache.savingFiles;
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    constructor(
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      public handler: DocumentStorageHandler,
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      forceLoadFromDom: boolean) {
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​
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      this.document = this.handler.document ? this.handler.document : document;
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​
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      var pathElements = this._scanDomScripts();
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      if (!this._metadataElement) {
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        this._metadataElement = appendScriptElement(this.document);
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        this._metadataElement.id = 'storageMetadata';
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      }
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​
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      var openDatabase = this.handler.openDatabase || getOpenDatabase();
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      if (typeof openDatabase === 'function') {
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        var dbName = this.handler.uniqueKey ? this.handler.uniqueKey : getUniqueKey();
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        var db = openDatabase(dbName, 1, null, 1024 * 1024 * 5);
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​
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        this._executeSql = (
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          sqlStatement: string,
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          args: any[],
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          callback: (transaction: SQLTransaction, result: SQLResultSet) => void,
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          errorCallback: (transaction: SQLTransaction, error: SQLError) => void) => {
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​
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          var errorCallbackSafe = (t: SQLTransaction, e: SQLError) => {
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            alert(e + ' ' + e.message + '\n' + sqlStatement + '\n' + args);
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            errorCallback(t, e);
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          };
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          db.transaction((t) => t.executeSql(sqlStatement, args, callback, errorCallbackSafe));
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        };
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        this._insertMetadataSql = 'INSERT INTO "*metadata" (name, value) VALUES(?,?)';
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        this._updateMetadataSql = 'UPDATE "*metadata" SET value=? WHERE name=?';
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​
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        this._metadataProperties = {};
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        this._loadTableListFromWebsql((tableList) => {
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          var metadataTableExists = false;
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          for (var i = 0; i < tableList.length; i++) {
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            if (tableList[i] === '*metadata') {
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              metadataTableExists = true;
/persistence.ts
12:0